There are certain times where we need to change the priority of
the hadoop jobs. Due to some business criticality, we want some jobs to have
high priority and some jobs to have low priority. So, that the important jobs
are completed early.
Hadoop cluster is using the Capacity Scheduler with priorities enabled for
queues, then we can set priority of our hadoop jobs. This article explain to set the priority of hadoop jobs and explained how to change the priority of
1)Set the priority in Map Reduce Program:
In Map/Reduce program we can set the job priority using following way.